need diagram for hot wires
5

Asked by brickborn Feb 21, 2011 at 09:35 AM about the 1990 GMC Suburban V2500 4WD

Question type: Maintenance & Repair

hoooked battery up backwards ,now no spark or fuel

1 Answer
215

Steve answered 13 years ago

check all your maxi fuses and fusible links and you may have cooked your pcm you can get a new one from a junk yard

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